AFTER SERVICING EQUIPMENT THE OPERATOR WAS RETURNING TO REFUEL SERVICE TRUCK. THE OPERATOR STOPPED AND NOTICED SPARKS OUT THE RIGHT SIDE MINER. AFTER PARKING TO INVESTIGATE THE OPERATOR DISCOV ERED A FIRE IN THE REAR STORAGE AREA. 2 FIRE EXTINGUISHES WERE TO ATTEMPTING TO PUT OUT THE FIRE. AFTER THIS WAY UNSUCESSFUL THE SUPERVISOR ELECTED TO WITHDRAW PERSONS TO PREVENT INJURY AND L